diff --git a/backend/__pycache__/app.cpython-313.pyc b/backend/__pycache__/app.cpython-313.pyc
index 1272feffd..569bda09b 100644
Binary files a/backend/__pycache__/app.cpython-313.pyc and b/backend/__pycache__/app.cpython-313.pyc differ
diff --git a/backend/app.py b/backend/app.py
index 7b0fefab6..a70d4596f 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -19,46 +19,26 @@ from sqlalchemy import event
 from contextlib import contextmanager
 import threading
 
-# ===== OPTIMIERTE KONFIGURATION FÜR RASPBERRY PI =====
-class OptimizedConfig:
-    """Konfiguration für performance-optimierte Bereitstellung auf Raspberry Pi"""
-    
-    # Performance-Optimierungs-Flags
-    OPTIMIZED_MODE = True
-    USE_MINIFIED_ASSETS = True
-    DISABLE_ANIMATIONS = True
-    LIMIT_GLASSMORPHISM = True
-    
-    # Flask-Performance-Einstellungen
-    DEBUG = False
-    TESTING = False
-    SEND_FILE_MAX_AGE_DEFAULT = 31536000  # 1 Jahr Cache für statische Dateien
-    
-    # Template-Einstellungen
-    TEMPLATES_AUTO_RELOAD = False
-    EXPLAIN_TEMPLATE_LOADING = False
-    
-    # Session-Konfiguration
-    SESSION_COOKIE_SECURE = True
-    SESSION_COOKIE_HTTPONLY = True
-    SESSION_COOKIE_SAMESITE = 'Lax'
-    
-    # Performance-Optimierungen
-    MAX_CONTENT_LENGTH = 16 * 1024 * 1024  # 16MB max Upload
-    JSON_SORT_KEYS = False
-    JSONIFY_PRETTYPRINT_REGULAR = False
-
 # ===== PRODUCTION-KONFIGURATION =====
 class ProductionConfig:
-    """Production-Konfiguration für Mercedes-Benz TBA Marienfelde Air-Gapped Environment"""
+    """Production-Konfiguration für Mercedes-Benz TBA Marienfelde Air-Gapped Environment
+    
+    Enthält alle Performance-Optimierungen, die vorher in OptimizedConfig waren,
+    plus Production-spezifische Sicherheits- und Compliance-Einstellungen.
+    """
     
     # Umgebung
     ENV = 'production'
     DEBUG = False
     TESTING = False
     
-    # Sicherheit
-    SECRET_KEY = os.environ.get('SECRET_KEY') or SECRET_KEY
+    # Performance-Optimierungen (ehemals OptimizedConfig)
+    OPTIMIZED_MODE = True
+    USE_MINIFIED_ASSETS = True
+    DISABLE_ANIMATIONS = True
+    LIMIT_GLASSMORPHISM = True
+    
+    # Sicherheit (SECRET_KEY wird später gesetzt)
     WTF_CSRF_ENABLED = True
     WTF_CSRF_TIME_LIMIT = 3600  # 1 Stunde
     
@@ -66,10 +46,10 @@ class ProductionConfig:
     SESSION_COOKIE_SECURE = True  # HTTPS erforderlich
     SESSION_COOKIE_HTTPONLY = True
     SESSION_COOKIE_SAMESITE = 'Strict'
-    PERMANENT_SESSION_LIFETIME = SESSION_LIFETIME
+    # PERMANENT_SESSION_LIFETIME wird später gesetzt
     
     # Performance-Optimierungen
-    SEND_FILE_MAX_AGE_DEFAULT = 2592000  # 30 Tage Cache
+    SEND_FILE_MAX_AGE_DEFAULT = 31536000  # 1 Jahr Cache für statische Dateien
     TEMPLATES_AUTO_RELOAD = False
     EXPLAIN_TEMPLATE_LOADING = False
     
@@ -120,6 +100,76 @@ class ProductionConfig:
     ENABLE_HEALTH_CHECKS = True
     ENABLE_PERFORMANCE_MONITORING = True
 
+# ===== DEVELOPMENT-KONFIGURATION =====
+class DevelopmentConfig:
+    """Development-Konfiguration für lokale Entwicklung
+    
+    Konsolidiert alle Nicht-Production-Modi (development, default, fallback).
+    Optimiert für Entwicklerfreundlichkeit und Debugging.
+    """
+    
+    # Umgebung
+    ENV = 'development'
+    DEBUG = True
+    TESTING = False
+    
+    # Performance (moderat optimiert für bessere Entwicklererfahrung)
+    OPTIMIZED_MODE = False
+    USE_MINIFIED_ASSETS = False
+    DISABLE_ANIMATIONS = False
+    LIMIT_GLASSMORPHISM = False
+    
+    # Sicherheit (relaxed für Development)
+    WTF_CSRF_ENABLED = True
+    WTF_CSRF_TIME_LIMIT = 7200  # 2 Stunden für längere Dev-Sessions
+    
+    # Session-Sicherheit (relaxed)
+    SESSION_COOKIE_SECURE = False  # HTTP OK für Development
+    SESSION_COOKIE_HTTPONLY = True
+    SESSION_COOKIE_SAMESITE = 'Lax'
+    
+    # Performance (Developer-freundlich)
+    SEND_FILE_MAX_AGE_DEFAULT = 1  # Keine Cache für Development
+    TEMPLATES_AUTO_RELOAD = True
+    EXPLAIN_TEMPLATE_LOADING = True
+    
+    # Upload-Beschränkungen (generous für Testing)
+    MAX_CONTENT_LENGTH = 50 * 1024 * 1024  # 50MB für Development
+    
+    # JSON (Pretty für Debugging)
+    JSON_SORT_KEYS = True
+    JSONIFY_PRETTYPRINT_REGULAR = True
+    JSONIFY_MIMETYPE = 'application/json'
+    
+    # Logging-Level
+    LOG_LEVEL = 'DEBUG'
+    
+    # Entwicklungs-Einstellungen
+    OFFLINE_MODE = False
+    DISABLE_EXTERNAL_APIS = False
+    USE_LOCAL_ASSETS_ONLY = False
+    
+    # Datenbank (Developer-freundlich)
+    SQLALCHEMY_TRACK_MODIFICATIONS = True  # Für Debugging
+    SQLALCHEMY_POOL_RECYCLE = 1800  # 30 Minuten
+    SQLALCHEMY_POOL_TIMEOUT = 30
+    SQLALCHEMY_ENGINE_OPTIONS = {
+        'pool_pre_ping': True,
+        'pool_recycle': 1800,
+        'echo': True  # SQL-Logging für Development
+    }
+    
+    # Development-spezifische Einstellungen
+    COMPANY_NAME = "MYP Development Environment"
+    ENVIRONMENT_NAME = "Development/Testing"
+    COMPLIANCE_MODE = False
+    AUDIT_LOGGING = False
+    
+    # Monitoring (minimal für Development)
+    ENABLE_METRICS = False
+    ENABLE_HEALTH_CHECKS = False
+    ENABLE_PERFORMANCE_MONITORING = False
+
 def detect_raspberry_pi():
     """Erkennt ob das System auf einem Raspberry Pi läuft"""
     try:
@@ -172,40 +222,27 @@ def detect_production_environment():
     except:
         pass
     
-    return False
-
-def get_environment_type():
-    """Bestimmt den Umgebungstyp"""
-    if detect_production_environment():
-        return 'production'
-    elif should_use_optimized_config():
-        return 'optimized'
-    elif os.getenv('FLASK_ENV', '').lower() in ['development', 'dev']:
-        return 'development'
-    else:
-        return 'default'
-
-def should_use_optimized_config():
-    """Bestimmt ob die optimierte Konfiguration verwendet werden soll"""
-    if '--optimized' in sys.argv:
-        return True
-    
+    # Automatische Production-Erkennung für Raspberry Pi oder Low-Memory-Systeme
     if detect_raspberry_pi():
         return True
     
-    if os.getenv('USE_OPTIMIZED_CONFIG', '').lower() in ['true', '1', 'yes']:
-        return True
-    
     try:
         import psutil
         memory_gb = psutil.virtual_memory().total / (1024**3)
-        if memory_gb < 2.0:
+        if memory_gb < 2.0:  # Unter 2GB RAM = wahrscheinlich Production-Umgebung
             return True
     except:
         pass
     
     return False
 
+def get_environment_type():
+    """Bestimmt den Umgebungstyp - nur noch production oder development"""
+    if detect_production_environment():
+        return 'production'
+    else:
+        return 'development'
+
 # Windows-spezifische Fixes
 if os.name == 'nt':
     try:
@@ -224,9 +261,6 @@ from utils.job_scheduler import JobScheduler, get_job_scheduler
 from utils.queue_manager import start_queue_manager, stop_queue_manager
 from utils.settings import SECRET_KEY, SESSION_LIFETIME
 
-# ===== OFFLINE-MODUS KONFIGURATION =====
-OFFLINE_MODE = True  # Produktionseinstellung für Offline-Betrieb
-
 # Blueprints importieren
 from blueprints.auth import auth_blueprint
 # from blueprints.user import user_blueprint  # Konsolidiert in user_management
@@ -340,33 +374,21 @@ app.secret_key = SECRET_KEY
 # ===== KONFIGURATION ANWENDEN =====
 ENVIRONMENT_TYPE = get_environment_type()
 USE_PRODUCTION_CONFIG = detect_production_environment()
-USE_OPTIMIZED_CONFIG = should_use_optimized_config()
 
 app_logger.info(f"[CONFIG] Erkannte Umgebung: {ENVIRONMENT_TYPE}")
 app_logger.info(f"[CONFIG] Production-Modus: {USE_PRODUCTION_CONFIG}")
-app_logger.info(f"[CONFIG] Optimiert-Modus: {USE_OPTIMIZED_CONFIG}")
 
 if USE_PRODUCTION_CONFIG:
     apply_production_config(app)
     
-elif USE_OPTIMIZED_CONFIG:
-    apply_optimized_config(app)
-    
 else:
-    # Standard-Entwicklungskonfiguration
-    app_logger.info("[CONFIG] Verwende Standard-Entwicklungskonfiguration")
-    app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
-    app.jinja_env.globals.update({
-        'optimized_mode': False,
-        'production_mode': False,
-        'use_minified_assets': False,
-        'disable_animations': False,
-        'limit_glassmorphism': False,
-        'base_template': 'base.html'
-    })
+    # Development-Konfiguration (konsolidiert default/fallback)
+    app_logger.info("[CONFIG] Verwende Development-Konfiguration")
+    apply_development_config(app)
 
 # Umgebungs-spezifische Einstellungen
-if OFFLINE_MODE or getattr(ProductionConfig, 'OFFLINE_MODE', False):
+OFFLINE_MODE = getattr(ProductionConfig, 'OFFLINE_MODE', False) if USE_PRODUCTION_CONFIG else getattr(DevelopmentConfig, 'OFFLINE_MODE', False)
+if OFFLINE_MODE:
     app_logger.info("[CONFIG] ✅ Air-Gapped/Offline-Modus aktiviert")
     app.config['DISABLE_EXTERNAL_REQUESTS'] = True
 
@@ -404,7 +426,6 @@ def load_user(user_id):
 
 # ===== BLUEPRINTS REGISTRIEREN =====
 app.register_blueprint(auth_blueprint)
-# app.register_blueprint(user_blueprint)  # Konsolidiert in users_blueprint
 # Vereinheitlichte Admin-Blueprints registrieren
 app.register_blueprint(admin_blueprint)
 app.register_blueprint(admin_api_blueprint)
@@ -444,7 +465,7 @@ def format_datetime_filter(value, format='%d.%m.%Y %H:%M'):
 @app.template_global()
 def is_optimized_mode():
     """Prüft ob der optimierte Modus aktiv ist"""
-    return USE_OPTIMIZED_CONFIG
+    return USE_PRODUCTION_CONFIG
 
 # ===== REQUEST HOOKS =====
 @app.before_request
diff --git a/backend/blueprints/__pycache__/admin_unified.cpython-313.pyc b/backend/blueprints/__pycache__/admin_unified.cpython-313.pyc
index 25fdadf95..2ebacc25f 100644
Binary files a/backend/blueprints/__pycache__/admin_unified.cpython-313.pyc and b/backend/blueprints/__pycache__/admin_unified.cpython-313.pyc differ
diff --git a/backend/blueprints/__pycache__/calendar.cpython-313.pyc b/backend/blueprints/__pycache__/calendar.cpython-313.pyc
index 46764161d..d85e8894e 100644
Binary files a/backend/blueprints/__pycache__/calendar.cpython-313.pyc and b/backend/blueprints/__pycache__/calendar.cpython-313.pyc differ
diff --git a/backend/blueprints/__pycache__/guest.cpython-313.pyc b/backend/blueprints/__pycache__/guest.cpython-313.pyc
index 55688f986..f46918c72 100644
Binary files a/backend/blueprints/__pycache__/guest.cpython-313.pyc and b/backend/blueprints/__pycache__/guest.cpython-313.pyc differ
diff --git a/backend/instance/printer_manager.db b/backend/instance/printer_manager.db
index 29d2bb2e1..5d050f452 100644
Binary files a/backend/instance/printer_manager.db and b/backend/instance/printer_manager.db differ
diff --git a/backend/instance/printer_manager.db-shm b/backend/instance/printer_manager.db-shm
deleted file mode 100644
index cff03c4ec..000000000
Binary files a/backend/instance/printer_manager.db-shm and /dev/null differ
diff --git a/backend/instance/printer_manager.db-wal b/backend/instance/printer_manager.db-wal
deleted file mode 100644
index 9894f88ed..000000000
Binary files a/backend/instance/printer_manager.db-wal and /dev/null differ
diff --git a/backend/logs/app/app.log b/backend/logs/app/app.log
index f58ba66ec..555e1c1d3 100644
--- a/backend/logs/app/app.log
+++ b/backend/logs/app/app.log
@@ -4347,3 +4347,49 @@ WHERE users.id = ?
 2025-06-11 10:12:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
 2025-06-11 10:12:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
 2025-06-11 10:12:42 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:13:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:13:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:13:42 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:14:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:14:42 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:14:42 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:15:04 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.InterfaceError) bad parameter or other API misuse
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/rvf5)
+2025-06-11 10:15:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:15:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:15:04 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:15:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:15:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:15:34 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:16:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:16:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:16:04 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:16:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:16:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:16:34 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:17:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:17:04 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:17:04 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:17:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/error-recovery/status
+2025-06-11 10:17:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/admin/system-health
+2025-06-11 10:17:34 - [app] app - [INFO] INFO - ✅ API: Statistiken abgerufen
+2025-06-11 10:22:20 - [app] app - [WARNING] WARNING - DatabaseCleanupManager nicht verfügbar - Fallback auf Legacy-Cleanup
+2025-06-11 10:22:20 - [app] app - [INFO] INFO - Optimierte SQLite-Engine erstellt: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\instance\printer_manager.db
+2025-06-11 10:22:21 - [app] app - [INFO] INFO - [CONFIG] Erkannte Umgebung: development
+2025-06-11 10:22:21 - [app] app - [INFO] INFO - [CONFIG] Production-Modus: False
+2025-06-11 10:22:21 - [app] app - [INFO] INFO - [CONFIG] Verwende Development-Konfiguration
+2025-06-11 10:24:10 - [app] app - [WARNING] WARNING - DatabaseCleanupManager nicht verfügbar - Fallback auf Legacy-Cleanup
+2025-06-11 10:24:10 - [app] app - [INFO] INFO - Optimierte SQLite-Engine erstellt: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\instance\printer_manager.db
+2025-06-11 10:24:10 - [app] app - [INFO] INFO - [CONFIG] Erkannte Umgebung: development
+2025-06-11 10:24:10 - [app] app - [INFO] INFO - [CONFIG] Production-Modus: False
+2025-06-11 10:24:10 - [app] app - [INFO] INFO - [CONFIG] Verwende Development-Konfiguration
+2025-06-11 10:25:53 - [app] app - [WARNING] WARNING - DatabaseCleanupManager nicht verfügbar - Fallback auf Legacy-Cleanup
+2025-06-11 10:25:53 - [app] app - [INFO] INFO - Optimierte SQLite-Engine erstellt: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\instance\printer_manager.db
+2025-06-11 10:25:53 - [app] app - [INFO] INFO - [CONFIG] Erkannte Umgebung: development
+2025-06-11 10:25:53 - [app] app - [INFO] INFO - [CONFIG] Production-Modus: False
+2025-06-11 10:25:53 - [app] app - [INFO] INFO - [CONFIG] Verwende Development-Konfiguration
diff --git a/backend/logs/printer_monitor/printer_monitor.log b/backend/logs/printer_monitor/printer_monitor.log
index 4ef55751f..dd3eea6fb 100644
--- a/backend/logs/printer_monitor/printer_monitor.log
+++ b/backend/logs/printer_monitor/printer_monitor.log
@@ -608,3 +608,27 @@
 2025-06-11 10:06:38 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.104): UNREACHABLE (Ping fehlgeschlagen)
 2025-06-11 10:06:38 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.106): UNREACHABLE (Ping fehlgeschlagen)
 2025-06-11 10:06:38 - [printer_monitor] printer_monitor - [INFO] INFO - ✅ Status-Update abgeschlossen für 6 Drucker
+2025-06-11 10:12:10 - [printer_monitor] printer_monitor - [INFO] INFO - 🔄 Aktualisiere Live-Druckerstatus...
+2025-06-11 10:12:10 - [printer_monitor] printer_monitor - [INFO] INFO - 🔍 Prüfe Status von 6 aktiven Druckern...
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.102): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.100): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.106): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.101): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.103): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.104): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:12:19 - [printer_monitor] printer_monitor - [INFO] INFO - ✅ Status-Update abgeschlossen für 6 Drucker
+2025-06-11 10:17:14 - [printer_monitor] printer_monitor - [INFO] INFO - 🔄 Aktualisiere Live-Druckerstatus...
+2025-06-11 10:17:14 - [printer_monitor] printer_monitor - [INFO] INFO - 🔍 Prüfe Status von 6 aktiven Druckern...
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.102): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.104): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.103): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.100): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.106): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [WARNING] WARNING - 🔌 Tapo P110 (192.168.0.101): UNREACHABLE (Ping fehlgeschlagen)
+2025-06-11 10:17:24 - [printer_monitor] printer_monitor - [INFO] INFO - ✅ Status-Update abgeschlossen für 6 Drucker
+2025-06-11 10:22:21 - [printer_monitor] printer_monitor - [INFO] INFO - 🖨️ Drucker-Monitor initialisiert
+2025-06-11 10:22:21 - [printer_monitor] printer_monitor - [INFO] INFO - 🔍 Automatische Tapo-Erkennung in separatem Thread gestartet
+2025-06-11 10:24:10 - [printer_monitor] printer_monitor - [INFO] INFO - 🖨️ Drucker-Monitor initialisiert
+2025-06-11 10:24:10 - [printer_monitor] printer_monitor - [INFO] INFO - 🔍 Automatische Tapo-Erkennung in separatem Thread gestartet
+2025-06-11 10:25:53 - [printer_monitor] printer_monitor - [INFO] INFO - 🖨️ Drucker-Monitor initialisiert
+2025-06-11 10:25:53 - [printer_monitor] printer_monitor - [INFO] INFO - 🔍 Automatische Tapo-Erkennung in separatem Thread gestartet
diff --git a/backend/logs/printers/printers.log b/backend/logs/printers/printers.log
index ed3855ce7..fc645b0f6 100644
--- a/backend/logs/printers/printers.log
+++ b/backend/logs/printers/printers.log
@@ -384,3 +384,27 @@
 2025-06-11 10:13:10 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
 2025-06-11 10:13:10 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
 2025-06-11 10:13:10 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.57ms
+2025-06-11 10:14:10 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:14:10 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:14:10 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.33ms
+2025-06-11 10:14:44 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:14:44 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:14:44 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.41ms
+2025-06-11 10:15:14 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:15:14 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:15:14 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.32ms
+2025-06-11 10:15:44 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:15:44 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:15:44 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.37ms
+2025-06-11 10:16:14 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:16:14 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:16:14 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.43ms
+2025-06-11 10:16:44 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:16:44 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:16:44 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.41ms
+2025-06-11 10:17:14 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:17:24 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:17:24 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 9031.78ms
+2025-06-11 10:17:45 - [printers] printers - [INFO] INFO - 🔄 Live-Status-Abfrage von Benutzer Administrator (ID: 1)
+2025-06-11 10:17:45 - [printers] printers - [INFO] INFO - ✅ Live-Status-Abfrage erfolgreich: 6 Drucker
+2025-06-11 10:17:45 - [printers] printers - [INFO] INFO - [OK] API-Live-Drucker-Status-Abfrage 'get_live_printer_status' erfolgreich in 0.64ms
diff --git a/backend/logs/queue_manager/queue_manager.log b/backend/logs/queue_manager/queue_manager.log
index cd2ac006f..68c6bdf7e 100644
--- a/backend/logs/queue_manager/queue_manager.log
+++ b/backend/logs/queue_manager/queue_manager.log
@@ -345,3 +345,8 @@
 2025-06-11 10:04:46 - [queue_manager] queue_manager - [INFO] INFO - 🛑 Shutdown-Signal empfangen - beende Monitor-Loop
 2025-06-11 10:04:46 - [queue_manager] queue_manager - [INFO] INFO - 🔚 Monitor-Loop beendet
 2025-06-11 10:04:46 - [queue_manager] queue_manager - [INFO] INFO - ✅ Queue-Manager erfolgreich gestoppt
+2025-06-11 10:17:53 - [queue_manager] queue_manager - [INFO] INFO - 🔄 Stoppe Queue-Manager...
+2025-06-11 10:17:53 - [queue_manager] queue_manager - [INFO] INFO - ⏳ Warte auf Monitor-Thread...
+2025-06-11 10:17:53 - [queue_manager] queue_manager - [INFO] INFO - 🛑 Shutdown-Signal empfangen - beende Monitor-Loop
+2025-06-11 10:17:53 - [queue_manager] queue_manager - [INFO] INFO - 🔚 Monitor-Loop beendet
+2025-06-11 10:17:53 - [queue_manager] queue_manager - [INFO] INFO - ✅ Queue-Manager erfolgreich gestoppt
diff --git a/backend/logs/scheduler/scheduler.log b/backend/logs/scheduler/scheduler.log
index e6ffa24a0..a7f664b26 100644
--- a/backend/logs/scheduler/scheduler.log
+++ b/backend/logs/scheduler/scheduler.log
@@ -142,3 +142,6 @@
 2025-06-11 09:39:31 - [scheduler] scheduler - [INFO] INFO - Task check_jobs registriert: Intervall 30s, Enabled: True
 2025-06-11 09:39:32 - [scheduler] scheduler - [INFO] INFO - Scheduler-Thread gestartet
 2025-06-11 09:39:32 - [scheduler] scheduler - [INFO] INFO - Scheduler gestartet
+2025-06-11 10:22:20 - [scheduler] scheduler - [INFO] INFO - Task check_jobs registriert: Intervall 30s, Enabled: True
+2025-06-11 10:24:10 - [scheduler] scheduler - [INFO] INFO - Task check_jobs registriert: Intervall 30s, Enabled: True
+2025-06-11 10:25:53 - [scheduler] scheduler - [INFO] INFO - Task check_jobs registriert: Intervall 30s, Enabled: True
diff --git a/backend/logs/startup/startup.log b/backend/logs/startup/startup.log
index 8c7c55cba..d98293ade 100644
--- a/backend/logs/startup/startup.log
+++ b/backend/logs/startup/startup.log
@@ -501,3 +501,30 @@
 2025-06-11 09:39:31 - [startup] startup - [INFO] INFO - 🪟 Windows-Modus: Aktiviert
 2025-06-11 09:39:31 - [startup] startup - [INFO] INFO - 🔒 Windows-sichere Log-Rotation: Aktiviert
 2025-06-11 09:39:31 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - [START] MYP Platform Backend wird gestartet...
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - 🐍 Python Version: 3.13.3 (tags/v3.13.3:6280bb5, Apr  8 2025, 14:47:33) [MSC v.1943 64 bit (AMD64)]
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - 💻 Betriebssystem: nt (win32)
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - 📁 Arbeitsverzeichnis: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - ⏰ Startzeit: 2025-06-11T10:22:21.104248
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - 🪟 Windows-Modus: Aktiviert
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - 🔒 Windows-sichere Log-Rotation: Aktiviert
+2025-06-11 10:22:21 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - [START] MYP Platform Backend wird gestartet...
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - 🐍 Python Version: 3.13.3 (tags/v3.13.3:6280bb5, Apr  8 2025, 14:47:33) [MSC v.1943 64 bit (AMD64)]
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - 💻 Betriebssystem: nt (win32)
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - 📁 Arbeitsverzeichnis: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - ⏰ Startzeit: 2025-06-11T10:24:10.647220
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - 🪟 Windows-Modus: Aktiviert
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - 🔒 Windows-sichere Log-Rotation: Aktiviert
+2025-06-11 10:24:10 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - [START] MYP Platform Backend wird gestartet...
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - 🐍 Python Version: 3.13.3 (tags/v3.13.3:6280bb5, Apr  8 2025, 14:47:33) [MSC v.1943 64 bit (AMD64)]
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - 💻 Betriebssystem: nt (win32)
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - 📁 Arbeitsverzeichnis: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - ⏰ Startzeit: 2025-06-11T10:25:53.849256
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - 🪟 Windows-Modus: Aktiviert
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - 🔒 Windows-sichere Log-Rotation: Aktiviert
+2025-06-11 10:25:53 - [startup] startup - [INFO] INFO - ==================================================
diff --git a/backend/logs/tapo_controller/tapo_controller.log b/backend/logs/tapo_controller/tapo_controller.log
index 9a87bdd4f..572501b70 100644
--- a/backend/logs/tapo_controller/tapo_controller.log
+++ b/backend/logs/tapo_controller/tapo_controller.log
@@ -362,3 +362,6 @@
 2025-06-11 09:39:57 - [tapo_controller] tapo_controller - [INFO] INFO - 🔍 teste ip 5/6: 192.168.0.102
 2025-06-11 09:40:03 - [tapo_controller] tapo_controller - [INFO] INFO - 🔍 teste ip 6/6: 192.168.0.105
 2025-06-11 09:40:09 - [tapo_controller] tapo_controller - [INFO] INFO - ✅ steckdosen-erkennung abgeschlossen: 0/6 steckdosen gefunden in 36.1s
+2025-06-11 10:22:20 - [tapo_controller] tapo_controller - [INFO] INFO - ✅ tapo controller initialisiert
+2025-06-11 10:24:10 - [tapo_controller] tapo_controller - [INFO] INFO - ✅ tapo controller initialisiert
+2025-06-11 10:25:53 - [tapo_controller] tapo_controller - [INFO] INFO - ✅ tapo controller initialisiert
diff --git a/backend/logs/windows_fixes/windows_fixes.log b/backend/logs/windows_fixes/windows_fixes.log
index 83c9825c7..32fd58407 100644
--- a/backend/logs/windows_fixes/windows_fixes.log
+++ b/backend/logs/windows_fixes/windows_fixes.log
@@ -102,3 +102,15 @@
 2025-06-11 09:39:31 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Subprocess automatisch gepatcht für UTF-8 Encoding (run + Popen)
 2025-06-11 09:39:31 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Globaler subprocess-Patch angewendet
 2025-06-11 09:39:31 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Alle Windows-Fixes erfolgreich angewendet
+2025-06-11 10:22:20 - [windows_fixes] windows_fixes - [INFO] INFO - 🔧 Wende Windows-spezifische Fixes an...
+2025-06-11 10:22:20 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Subprocess automatisch gepatcht für UTF-8 Encoding (run + Popen)
+2025-06-11 10:22:20 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Globaler subprocess-Patch angewendet
+2025-06-11 10:22:20 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Alle Windows-Fixes erfolgreich angewendet
+2025-06-11 10:24:10 - [windows_fixes] windows_fixes - [INFO] INFO - 🔧 Wende Windows-spezifische Fixes an...
+2025-06-11 10:24:10 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Subprocess automatisch gepatcht für UTF-8 Encoding (run + Popen)
+2025-06-11 10:24:10 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Globaler subprocess-Patch angewendet
+2025-06-11 10:24:10 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Alle Windows-Fixes erfolgreich angewendet
+2025-06-11 10:25:53 - [windows_fixes] windows_fixes - [INFO] INFO - 🔧 Wende Windows-spezifische Fixes an...
+2025-06-11 10:25:53 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Subprocess automatisch gepatcht für UTF-8 Encoding (run + Popen)
+2025-06-11 10:25:53 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Globaler subprocess-Patch angewendet
+2025-06-11 10:25:53 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Alle Windows-Fixes erfolgreich angewendet
diff --git a/backend/start_development.py b/backend/start_development.py
new file mode 100644
index 000000000..0519ecba6
--- /dev/null
+++ b/backend/start_development.py
@@ -0,0 +1 @@
+ 
\ No newline at end of file
diff --git a/backend/start_production.py b/backend/start_production.py
index 6552b68bc..b8a4bfc45 100644
--- a/backend/start_production.py
+++ b/backend/start_production.py
@@ -6,6 +6,10 @@ MYP (Mercedes-Benz Your Printer) System - Air-Gapped Production Environment
 Dieses Skript startet das System im Production-Modus mit allen
 erforderlichen Sicherheits- und Performance-Optimierungen.
 
+Verfügbare Modi:
+    - production: Mercedes-Benz TBA Air-Gapped (optimiert + sicher)
+    - development: Lokale Entwicklung (debug + flexibel)
+
 Verwendung:
     python start_production.py
     
@@ -45,11 +49,12 @@ def print_production_banner():
 {'='*80}
 
 🚀 Environment:     Production Air-Gapped
-🔒 Security:        Maximum (SSL + Security Headers)
+🔒 Security:        Maximum (SSL + Security Headers + CSRF)
 🌐 Network:         Air-Gapped (Offline-Mode)
-⚡ Performance:     Optimized for Industrial Environment
-📊 Monitoring:      Enabled
-🔍 Audit-Logging:   Enabled
+⚡ Performance:     Fully Optimized (Cache + Minified Assets)
+📊 Monitoring:      Production-Grade Health Checks
+🔍 Audit-Logging:   Mercedes-Benz Compliance Mode
+🎯 Modi:            Nur Production + Development (konsolidiert)
 📅 Start-Zeit:      {datetime.now().strftime('%d.%m.%Y %H:%M:%S')}
 
 {'='*80}
@@ -82,6 +87,15 @@ def check_production_requirements():
         else:
             requirements.append(f"❌ {file} fehlt")
     
+    # Konsolidierte Modi-Konfiguration prüfen
+    try:
+        from app import ProductionConfig, DevelopmentConfig
+        requirements.append("✅ Konsolidierte Modi-Konfiguration verfügbar")
+        requirements.append(f"  • ProductionConfig: Optimiert + Sicher")
+        requirements.append(f"  • DevelopmentConfig: Debug + Flexibel")
+    except ImportError as e:
+        requirements.append(f"❌ Modi-Konfiguration fehlt: {e}")
+    
     # SSL-Zertifikate prüfen (optional)
     ssl_files = [
         'ssl/server.crt',
@@ -131,9 +145,15 @@ def set_production_optimizations():
     os.environ['SQLITE_SYNCHRONOUS'] = 'NORMAL'
     os.environ['SQLITE_CACHE_SIZE'] = '10000'
     
+    # Asset-Optimierungen (konsolidiert)
+    os.environ['USE_MINIFIED_ASSETS'] = 'true'
+    os.environ['DISABLE_ANIMATIONS'] = 'true'
+    os.environ['LIMIT_GLASSMORPHISM'] = 'true'
+    
     print("   ✅ Memory-Optimierungen aktiviert")
     print("   ✅ Flask-Optimierungen aktiviert") 
     print("   ✅ Datenbank-Optimierungen aktiviert")
+    print("   ✅ Asset-Optimierungen aktiviert (konsolidiert)")
     print()
 
 def setup_security():
@@ -152,14 +172,19 @@ def setup_security():
     # CSRF-Schutz
     os.environ['CSRF_TIME_LIMIT'] = '3600'
     
+    # Mercedes-Benz Compliance
+    os.environ['COMPLIANCE_MODE'] = 'true'
+    os.environ['AUDIT_LOGGING'] = 'true'
+    
     print("   ✅ Security Headers konfiguriert")
     print("   ✅ Session-Sicherheit aktiviert")
     print("   ✅ CSRF-Schutz aktiviert")
+    print("   ✅ Mercedes-Benz Compliance aktiviert")
     print()
 
 def start_application():
     """Startet die Hauptanwendung"""
-    print("🚀 Starte MYP Production System...\n")
+    print("🚀 Starte MYP Production System (Konsolidierte Modi)...\n")
     
     try:
         # app.py importieren und starten